build(deps-dev): bump postcss from 8.4.6 to 8.4.7 in /packages/dashboard

Bumps [postcss](https://github.com/postcss/postcss) from 8.4.6 to 8.4.7.
- [Release notes](https://github.com/postcss/postcss/releases)
- [Changelog](https://github.com/postcss/postcss/blob/main/CHANGELOG.md)
- [Commits](https://github.com/postcss/postcss/compare/8.4.6...8.4.7)

---
updated-dependencies:
- dependency-name: postcss
  dependency-type: direct:development
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>

packages/dashboard/package.json

@@ -37,7 +37,7 @@
     "autoprefixer": "10.4.2",
     "eslint": "8.9.0",
     "eslint-config-next": "12.1.0",
-    "postcss": "8.4.6",
+    "postcss": "8.4.7",
     "prettier": "2.5.1",
     "tailwindcss": "3.0.23"
   }

packages/dashboard/yarn.lock

@@ -1681,10 +1681,10 @@ nanoclone@^0.2.1:
   resolved "https://registry.yarnpkg.com/nanoclone/-/nanoclone-0.2.1.tgz#dd4090f8f1a110d26bb32c49ed2f5b9235209ed4"
   integrity sha512-wynEP02LmIbLpcYw8uBKpcfF6dmg2vcpKqxeH5UcoKEYdExslsdUA4ugFauuaeYdTB76ez6gJW8XAZ6CgkXYxA==
 
-nanoid@^3.1.30, nanoid@^3.2.0:
-  version "3.2.0"
-  resolved "https://registry.yarnpkg.com/nanoid/-/nanoid-3.2.0.tgz#62667522da6673971cca916a6d3eff3f415ff80c"
-  integrity sha512-fmsZYa9lpn69Ad5eDn7FMcnnSR+8R34W9qJEijxYhTbfOWzr22n1QxCMzXLK+ODyW2973V3Fux959iQoUxzUIA==
+nanoid@^3.1.30, nanoid@^3.3.1:
+  version "3.3.1"
+  resolved "https://registry.yarnpkg.com/nanoid/-/nanoid-3.3.1.tgz#6347a18cac88af88f58af0b3594b723d5e99bb35"
+  integrity sha512-n6Vs/3KGyxPQd6uO0eH4Bv0ojGSUvuLlIHtC3Y0kEO23YRge8H9x1GCzLn28YX0H66pMkxuaeESFq4tKISKwdw==
 
 natural-compare@^1.4.0:
   version "1.4.0"
@@ -1946,12 +1946,12 @@ postcss@8.4.5:
     picocolors "^1.0.0"
     source-map-js "^1.0.1"
 
-postcss@8.4.6, postcss@^8.4.6:
-  version "8.4.6"
-  resolved "https://registry.yarnpkg.com/postcss/-/postcss-8.4.6.tgz#c5ff3c3c457a23864f32cb45ac9b741498a09ae1"
-  integrity sha512-OovjwIzs9Te46vlEx7+uXB0PLijpwjXGKXjVGGPIGubGpq7uh5Xgf6D6FiJ/SzJMBosHDp6a2hiXOS97iBXcaA==
+postcss@8.4.7, postcss@^8.4.6:
+  version "8.4.7"
+  resolved "https://registry.yarnpkg.com/postcss/-/postcss-8.4.7.tgz#f99862069ec4541de386bf57f5660a6c7a0875a8"
+  integrity sha512-L9Ye3r6hkkCeOETQX6iOaWZgjp3LL6Lpqm6EtgbKrgqGGteRMNb9vzBfRL96YOSu8o7x3MfIH9Mo5cPJFGrW6A==
   dependencies:
-    nanoid "^3.2.0"
+    nanoid "^3.3.1"
     picocolors "^1.0.0"
     source-map-js "^1.0.2"